11779900840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5556557}}^1$

素因数の和:5556621

約数の個数: 32

約数和(自身を含む): 27004871880

約数和(自身を除く): 15224971040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 5556557, 11113114, 22226228, 27782785, 44452456, 55565570, 111131140, 222262280, 294497521, 588995042, 1177990084, 1472487605, 2355980168, 2944975210, 5889950420, 11779900840]

約数ペア:

[(1, 11779900840), (2, 5889950420), (4, 2944975210), (5, 2355980168), (8, 1472487605), (10, 1177990084), (20, 588995042), (40, 294497521), (53, 222262280), (106, 111131140), (212, 55565570), (265, 44452456), (424, 27782785), (530, 22226228), (1060, 11113114), (2120, 5556557)]